Home / 130,891.63-196,224.99-45,491.39

Finding the Fourth Proportional to 130,891.63, 196,224.99 and 45,491.39

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Solution

The fourth proportional to 130,891.63, 196,224.99 and 45,491.39 is: 68,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,891.63 : 196,224.99 = 45,491.39 : x
  2. Step 2: Convert to fraction form
    130,891.63/196,224.99 = 45,491.39/x
  3. Step 3: Cross multiply
    130,891.63x = 196,224.99 × 45,491.39
  4. Step 4: Simplify right side
    130,891.63x = 8,926,546,566.71
  5. Step 5: Solve for x
    x = 8,926,546,566.71/130,891.63
  6. Step 6: Final answer
    x = 68,198.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.